The New Hampshire Department of Transportation (NHDOT) announces construction work is getting underway on a roundabout at the intersection of US Route 4 and Harris Hill Road in Boscawen.

This construction work will require occasional alternating traffic controlled by flaggers.

Weaver Brothers Construction Company Inc., of Bow, New Hampshire is the contractor for the $1.2 million project, which has a final completion date of September 16, 2011.